Using -Oline -j 72 W=1 redirect to /tmp/tmp.VFo3cbGzr3 and /tmp/tmp.wSozxpyFVS CC=ccache gcc gcc (GCC) 15.2.1 20250808 (Red Hat 15.2.1-1) Tree base: eb9633397b98 ("net: dsa: microchip: Fix checks on irq_find_mapping()") Skip baseline build, not the first patch and no Kconfig updates Building the tree before the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit' SYNC include/config/auto.conf GEN Makefile GEN Makefile CALL ../scripts/checksyscalls.sh CC [M] drivers/net/dsa/microchip/ksz_common.o LD [M] drivers/net/dsa/microchip/ksz_switch.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1830) LD [M] drivers/net/dsa/microchip/ksz_switch.ko Building the tree with the patch make[1]: Entering directory '/home/nipa/net/wt-0/build_32bit' GEN Makefile # # configuration written to .config # make[1]: Leaving directory '/home/nipa/net/wt-0/build_32bit' SYNC include/config/auto.conf GEN Makefile GEN Makefile CALL ../scripts/checksyscalls.sh CC [M] drivers/net/dsa/microchip/ksz_common.o LD [M] drivers/net/dsa/microchip/ksz_switch.o MODPOST Module.symvers Kernel: arch/x86/boot/bzImage is ready (#1830) CC [M] drivers/net/dsa/microchip/ksz_switch.mod.o LD [M] drivers/net/dsa/microchip/ksz_switch.ko